Yeast Cells




Questions

1. What are yeast cells?
  • Yeasts are microorganisms from the kingdom of Fungi.


2. What do we use yeast for?
  • We use yeast as an activator to start reactions necessary to make alcoholic beverages and baked goods.


3. In what foods is yeast used?
  • Grape juice, wine, sour dough bread, cider, bread rolls, cakes and
    doughnuts etc.

4. Is yeast in cheese?
  • Yes.


5. If yeast is used in cheese, what cheese is yeast used in?
  • All cheese has yeast in it.


6. I yeast used in beer?
  • Yes, but most beer is pasteurized, so the yeast is dead.


7. What beverages is yeast used?
  • Wine and beer are popular alcoholic beverages that contain yeast.


8. What is the history of yeast?
  • The word "yeast" comes from Old English gist, meaning "boil", "foam", or "bubble"'. Yeast microbes are most likely one of the earliest domesticated organisms.


9. Are there uses for yeast other than for food/drinks?
  • No.



10. How does yeast work?
  • Yeast is a living organism and cannot work without sugars. As yeast feeds on sugar, it creates two digestive byproducts—alcohol (ethanol) and carbon dioxide.

Bonus!!!!

  • Wild yeast spores are constantly floating in the air and landing on uncovered foods and liquids!!!!


Key Words
  • Yeast Cells
  • Food
  • Food Industry
  • Uses
  • History
  • Microorganisms
  • Fungi
  • Spores
Sources



http://en.wikipedia.org/wiki/Yeast http://science.howstuffworks.com/life/fungi/yeastinfo.htm


https://www.youtube.com/

Bonus video!!!!! Some buddy yeast I used to know!!